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Home >> Isuzu >> 1997 >> Trooper LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Cruise Control System) >> Component Tests >> Cruise Control Actuator

Cruise Control Actuator

WARNING: This page is about a different car, the 1997 Acura SLX. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect cruise control actuator harness connector. Measure resistance or current at specified actuator terminals. See CRUISE CONTROL ACTUATOR VALUES  table. See Fig 1 . Replace cruise control actuator if readings are not as specified.
  2. Using jumper wires, apply battery voltage to actuator terminal No. 2, and ground actuator terminal No. 3. Actuator motor should operate smoothly.
  3. Leaving jumper wires connected from step 2), apply ground to terminals No. 1 and 4. Actuator cable should move.
  4. Disconnect ground from terminals No. 1 and 4. Actuator cable should move in opposite direction of previous step. If actuator does not test as described, replace actuator vacuum pump and VSV.
CRUISE CONTROL ACTUATOR VALUES

Circuit Terminals No. Specification
Safety Valve 2-4 62-72 Ohms
Vacuum Pump 2-3 2 Amps Maximum
Vent Valve 1-2 62-72 Ohms
Fig 1: Identifying Cruise Control Actuator Terminals
G93J01952